Quadratic function
[计] 二次函数
🧩 词语组成解析
a. 二次的\\nn. 二次方程式
🗣️ 情景例句
It's Grandma's recipe.
这是奶奶的配方。
A fool knows more in his own house than a wise man in another.
一个蠢材在他自己家里所知的事比一个聪明人在别人家里所知的事要多。
She struck the keys too hard and two of the strings were broken.
她在击琴键时用力过猛，损坏了两根琴弦。